TW404082B - Dual-band helix antenna with parasitic element and associated methods of operation - Google Patents

Dual-band helix antenna with parasitic element and associated methods of operation Download PDF

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Publication number
TW404082B
TW404082B TW087114141A TW87114141A TW404082B TW 404082 B TW404082 B TW 404082B TW 087114141 A TW087114141 A TW 087114141A TW 87114141 A TW87114141 A TW 87114141A TW 404082 B TW404082 B TW 404082B
Authority
TW
Taiwan
Prior art keywords
antenna
parasitic element
antenna system
scope
patent application
Prior art date
Application number
TW087114141A
Other languages
English (en)
Chinese (zh)
Inventor
Robert A Sadler
Gerard Hayes
Original Assignee
Ericsson Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ericsson Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of TW404082B publication Critical patent/TW404082B/zh

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/36Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08Helical antennas
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/36Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/362Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith for broadside radiating helical antennas
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30Arrangements for providing operation on different wavebands
    • H01Q5/378Combination of fed elements with parasitic elements
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30Arrangements for providing operation on different wavebands
    • H01Q5/378Combination of fed elements with parasitic elements
    • H01Q5/385Two or more parasitic elements

Landscapes

  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
TW087114141A 1997-09-15 1998-08-27 Dual-band helix antenna with parasitic element and associated methods of operation TW404082B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/929,592 US5923305A (en) 1997-09-15 1997-09-15 Dual-band helix antenna with parasitic element and associated methods of operation

Publications (1)

Publication Number Publication Date
TW404082B true TW404082B (en) 2000-09-01

Family

ID=25458115

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087114141A TW404082B (en) 1997-09-15 1998-08-27 Dual-band helix antenna with parasitic element and associated methods of operation

Country Status (11)

Country Link
US (1) US5923305A (ko)
EP (1) EP1016158B1 (ko)
JP (1) JP4173630B2 (ko)
KR (1) KR100384656B1 (ko)
CN (1) CN1149710C (ko)
AU (1) AU9387498A (ko)
DE (1) DE69820277T2 (ko)
HK (1) HK1033207A1 (ko)
IL (1) IL134924A (ko)
TW (1) TW404082B (ko)
WO (1) WO1999014819A1 (ko)

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TWI394315B (zh) * 2004-06-21 2013-04-21 Motorola Mobility Inc 可將使用者負載效應最小化之具有一天線至天線罩關係之天線

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US7800546B2 (en) * 2007-09-06 2010-09-21 Research In Motion Limited Mobile wireless communications device including multi-loop folded monopole antenna and related methods
US7817103B2 (en) * 2008-02-28 2010-10-19 Motorola, Inc. Dual-band multi-pitch parasitic half-wave (MPPH) antenna
DE602008002322D1 (de) 2008-02-29 2010-10-07 Research In Motion Ltd Mobile drahtlose Kommunikationsvorrichtung mit selektiver Lastschaltung für Antennen und entsprechende Verfahren
US20090243942A1 (en) * 2008-03-31 2009-10-01 Marko Tapio Autti Multiband antenna
US20100127952A1 (en) * 2008-11-25 2010-05-27 Motorola, Inc. Dual helix, dual pitch antenna for wide frequency bandwidth
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US8674890B2 (en) 2010-04-30 2014-03-18 Motorola Solutions, Inc. Wideband and multiband external antenna for portable transmitters
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CN104124518B (zh) * 2014-07-18 2016-12-07 广州中海达卫星导航技术股份有限公司 Gnss接收机的天线装置
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Publication number Priority date Publication date Assignee Title
TWI394315B (zh) * 2004-06-21 2013-04-21 Motorola Mobility Inc 可將使用者負載效應最小化之具有一天線至天線罩關係之天線
US8633864B2 (en) 2004-06-21 2014-01-21 Motorola Mobility Llc Antenna having an antenna to radome relation which minimizes user loading effect

Also Published As

Publication number Publication date
US5923305A (en) 1999-07-13
HK1033207A1 (en) 2001-08-17
IL134924A0 (en) 2001-05-20
AU9387498A (en) 1999-04-05
IL134924A (en) 2004-05-12
DE69820277T2 (de) 2004-09-30
EP1016158B1 (en) 2003-12-03
KR20010052069A (ko) 2001-06-25
JP4173630B2 (ja) 2008-10-29
KR100384656B1 (ko) 2003-05-22
CN1149710C (zh) 2004-05-12
CN1278959A (zh) 2001-01-03
EP1016158A1 (en) 2000-07-05
JP2001517011A (ja) 2001-10-02
DE69820277D1 (de) 2004-01-15
WO1999014819A1 (en) 1999-03-25

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GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees